问题
选择题
About 5,000 cars _____ in the factory last month. [ ]
A. have produced
B. were produced
C. was produced
D. will be produced
答案
答案：B
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About 5,000 cars _____ in the factory last month. [ ]
A. have produced
B. were produced
C. was produced
D. will be produced
答案：B